Vehicle overhead mirror support arm



FIG. 1 is a right rear perspective view of a vehicle overhead mirror support arm showing my new design, the mirror portions shown in broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a front elevation view thereof and;

FIG. 4 is a side elevation view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a top plan view thereof. 

The ornamental design for a vehicle overhead mirror support arm, as shown and described. 